package com.csxy.qiu.controller;

import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.csxy.qiu.R;
import com.csxy.qiu.entity.EduCourse;
import com.csxy.qiu.entity.vo.*;
import com.csxy.qiu.service.EduCourseService;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.Date;
import java.util.List;

@RestController
@RequestMapping("/eduservice/course")
public class EduCourseController {
    @Autowired
    private EduCourseService eduCourseService;

    //添加课程基本信息方法
    @RequestMapping("/addCourseInfo")
    public R addCourseInfo(@RequestBody CourseInfoForm courseInfoForm) {
      //根据前端页面去做的一个表单实体类，用于接受前段传回来的对象
        String id = eduCourseService.addCourseInfo(courseInfoForm);
        //回传ID主要是下一步创建章节时候，把章节和课程相关联
        return R.ok().data("courseId",id);
    }

    //查询课程信息
    @GetMapping("/getCourseInfoById/{courseId}")
    public R getCourseInfoById(@PathVariable String courseId){
        CourseInfoForm courseInfoForm = eduCourseService.getCourseInfo(courseId);
        return R.ok().data("courseInfoForm",courseInfoForm);
    }

    //查询课程信息列表
    @GetMapping("/getCourseList/")
    public R getCourseList(){
        List<EduCourse> list = eduCourseService.list(null);
        return R.ok().data("list",list);
    }

    //修改课程信息
    @PostMapping("/updateCourseInfo")
    public R updateCourseInfo(@RequestBody CourseInfoForm courseInfoForm){
        eduCourseService.updateCourseInfo(courseInfoForm);
        return R.ok();
    }

    //课程列表中删除课程方法
    @DeleteMapping("/removeCourseById/{id}")
    public R removeCourseById(@PathVariable String id){
        boolean flag = eduCourseService.removeCourse(id);
        if(flag){
            return R.ok();
        }else{
            return R.error();
        }
    }

    //多条件分页查询
    @Operation(description = "多条件查询课程带分页")
    @PostMapping("/pageCourseCondition/{page}/{limit}")
    public R pageCourseCondition(@Parameter(name = "page", description = "当前页码", required = true)
                                 @PathVariable Long page,
                                 @Parameter(name = "limit", description = "每页记录数", required = true)
                                 @PathVariable Long limit,
                                 @RequestBody(required = false) CourseQuery courseQuery){//通过封装CourseQuery对象来直接获取数据

    //创建分页page对象
    Page<EduCourse> pageParam = new Page<>(page, limit);

    //调用service方法实现多条件分页查询
    eduCourseService.pageQuery(pageParam, courseQuery);

    //获取查询到的数据
    List<EduCourse> records = pageParam.getRecords();

    //获取总记录数
    long total = pageParam.getTotal();
    return R.ok().data("total", total).data("rows", records);
    }

    //根据课程id查询课程确认信息
    @GetMapping("/getpublishCourseInfo/{id}")
    public R getpublishCourseInfo(@PathVariable String id) {
        CoursePublishVo publishCourseInfo = eduCourseService.getPublishCourseInfo(id);
        return R.ok().data("publishCourse", publishCourseInfo);
    }

    //根据课程id查询课程信息【订单】
    @PostMapping("/getCourseInfoByIdOrder/{courseId}")
    public EduCourseVo getCourseInfoByIdOrder(@PathVariable String courseId) {
        CourseWebVo courseInfo = eduCourseService.getBaseCourseInfo(courseId);
        EduCourseVo eduCourseVo = new EduCourseVo();
        BeanUtils.copyProperties(courseInfo, eduCourseVo);
        return eduCourseVo;
    }

    //发布课程
    @PostMapping("publishCourse/{id}")
    public R publishCourse(@PathVariable String id){
        EduCourse eduCourse = new EduCourse();
        eduCourse.setId(id);
        eduCourse.setStatus("Normal");
        eduCourse.setGmtCreate(new Date());
        eduCourse.setGmtModified(new Date());
        boolean flag = eduCourseService.updateById(eduCourse);
        if(flag){
            return R.ok();
        }else{
            return R.error();
        }
    }

}
